CN117505865B - Preparation device and preparation method for microparticle shot blasting particles - Google Patents
Preparation device and preparation method for microparticle shot blasting particles Download PDFInfo
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- CN117505865B CN117505865B CN202410013993.XA CN202410013993A CN117505865B CN 117505865 B CN117505865 B CN 117505865B CN 202410013993 A CN202410013993 A CN 202410013993A CN 117505865 B CN117505865 B CN 117505865B
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- 238000002360 preparation method Methods 0.000 title claims abstract description 30
- 239000011859 microparticle Substances 0.000 title claims abstract description 19
- 238000005422 blasting Methods 0.000 title claims abstract description 12
- 239000002245 particle Substances 0.000 title claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 67
- 230000001105 regulatory effect Effects 0.000 claims abstract description 66
- 230000001276 controlling effect Effects 0.000 claims abstract description 53
- 238000003860 storage Methods 0.000 claims abstract description 44
- 239000008188 pellet Substances 0.000 claims abstract description 41
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 239000000463 material Substances 0.000 claims abstract description 27
- 230000000903 blocking effect Effects 0.000 claims abstract description 22
- 238000007789 sealing Methods 0.000 claims description 60
- 239000002184 metal Substances 0.000 claims description 42
- 229910052751 metal Inorganic materials 0.000 claims description 42
- 239000007788 liquid Substances 0.000 claims description 18
- 238000007599 discharging Methods 0.000 claims description 16
- 239000004744 fabric Substances 0.000 claims description 13
- 238000009413 insulation Methods 0.000 claims description 12
- 238000001914 filtration Methods 0.000 claims description 10
- 238000005507 spraying Methods 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 7
- 238000004880 explosion Methods 0.000 claims description 5
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 239000010419 fine particle Substances 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 claims 2
- 238000004891 communication Methods 0.000 claims 1
- 239000006187 pill Substances 0.000 abstract description 5
- 238000005453 pelletization Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 238000000926 separation method Methods 0.000 description 3
- 238000005480 shot peening Methods 0.000 description 3
- 238000005469 granulation Methods 0.000 description 2
- 230000003179 granulation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007908 dry granulation Methods 0.000 description 1
- 238000009689 gas atomisation Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005550 wet granulation Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
- B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
- B22F9/10—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying using centrifugal force
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C11/00—Selection of abrasive materials or additives for abrasive blasts
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses a preparation device and a preparation method for microparticle shot blasting pellets, and relates to the technical field of pellet preparation, wherein the preparation device comprises a granulating box, a storage box is fixedly arranged above the granulating box, a first regulating and controlling component, a second regulating and controlling component and a material blocking component are arranged in the granulating box, the second regulating and controlling component is arranged between the first regulating and controlling component and the storage box, and the first regulating and controlling component and the storage box are both connected with the second regulating and controlling component; the lower end of the interior of the granulating box is detachably provided with a sorting plate, the upper end of the interior of the granulating box is fixedly provided with a water inlet pipe, and the upper end of the interior of the granulating box is connected with an exhaust valve through a spline; the first regulating and controlling assembly comprises a regulating and controlling box, a driving mechanism and a regulating and controlling mechanism, wherein the regulating and controlling box is fixedly arranged in the granulating box, the regulating and controlling box penetrates through the sorting plate, the driving mechanism and the regulating and controlling mechanism are both arranged on the regulating and controlling box, and the regulating and controlling mechanism is connected with the second regulating and controlling assembly; the invention has simple structure, higher efficiency of preparing the pill and better quality of preparing the pill.
Description
Technical Field
The invention relates to the technical field of shot preparation, in particular to a preparation device and a preparation method for microparticle shot blasting.
Background
In the preparation of shot-peening pellets, there are various preparation methods, for example, after melting metal at high temperature, throwing out the molten metal by centrifugation, and then preparing particulate shot-peening pellets by a gas atomization method, and according to different materials and requirements, the method further comprises various methods of wet granulation, dry granulation, one-step granulation, and spray granulation to prepare shot-peening pellets; however, in the prior art, the angle of centrifugal throwing of molten metal is inconvenient to adjust when the shot blasting pellets are prepared, and the angles of a baffle plate and a water film are inconvenient to adjust, so that the preparation efficiency and the preparation quality of the shot blasting pellets are affected.
Disclosure of Invention
Aiming at the technical problems, the invention provides a preparation device for microparticle shot blasting pellets, which comprises a granulating box, wherein a storage box is fixedly arranged above the granulating box, a first regulating and controlling component, a second regulating and controlling component and a blocking component are arranged in the granulating box, the second regulating and controlling component is arranged between the first regulating and controlling component and the storage box, and the first regulating and controlling component and the storage box are connected with the second regulating and controlling component; the lower end of the interior of the granulating box is detachably provided with a sorting plate, the upper end of the interior of the granulating box is fixedly provided with a water inlet pipe, and the upper end of the interior of the granulating box is connected with an exhaust valve through a spline; the first regulation and control assembly comprises a regulation and control box, a driving mechanism and a regulation and control mechanism, the regulation and control box is fixedly arranged in a granulating box, the regulation and control box penetrates through a sorting plate, the driving mechanism and the regulation and control mechanism are all arranged on the regulation and control box, the regulation and control mechanism is connected with a second regulation and control assembly, two material blocking assemblies are arranged on two sides inside the granulating box respectively, two sealing assemblies are arranged on each material blocking assembly, and cold water is arranged in the granulating box.
Further, keep off material subassembly includes curb plate, striker plate, angle adjustment board, spout, connecting rod one, curb plate fixed mounting is on the side of pelletization case, the striker plate rotates to be installed on the curb plate, the striker plate sets up inside the pelletization case, the spout sets up on the curb plate, angle adjustment board slidable mounting is on the spout, connecting rod one is rotated and is installed on the striker plate, angle adjustment board and connecting rod one fixed connection.
Further, seal assembly includes closing plate, guide bar, track frame, mounting panel, first spring, first motor, runner, eccentric wheel subassembly, track frame and first equal fixed mounting of motor are on the curb plate, mounting panel slidable mounting is on the track frame, guide bar fixed mounting is on the mounting panel, closing plate slidable mounting is on the guide bar, first cover of spring is established on the guide bar, the one end and the mounting panel fixed connection of first spring, the other end and the closing plate fixed connection of first spring, eccentric wheel subassembly eccentric mounting is on the output shaft of first motor, the coaxial fixed mounting of runner is on the output shaft of first motor, be provided with a plurality of arc grooves and arc groove second on the closing plate, arc groove first and arc groove second are distributed alternately, the runner is connected with arc groove first, eccentric wheel subassembly and arc groove second are connected, be provided with sealing cloth on the closing plate, sealing cloth sets up in spout and closing plate junction, closing plate and sealing cloth all with striker plate sliding connection.
Further, the driving mechanism comprises a first rotating shaft, a first gear, a second motor, a stop block, a third gear, a fourth gear, a heat insulation plate and a second rotating shaft, wherein the second motor and the heat insulation plate are fixedly installed in a regulating and controlling box, the second motor is arranged below the heat insulation plate, a cavity is formed above the heat insulation plate, the first gear and the second gear are coaxially and fixedly installed on an output shaft of the second motor, the first rotating shaft and the second rotating shaft are coaxially and rotatably installed on the regulating and controlling box, the stop block is coaxially and fixedly installed at the lower end of the first rotating shaft, the first rotating shaft and the second rotating shaft are coaxially and rotatably connected, the third gear is fixedly installed on the first rotating shaft, the fourth gear is fixedly installed on the second rotating shaft, the second gear is in meshed connection with the third gear, the diameter of the second gear is larger than the third gear, and the diameter of the fourth gear is larger than the diameter of the first gear.
Further, regulation and control mechanism includes unloading pipe one, impeller, pan feeding mouth, pan feeding pipe, discharging pipe, impeller fixed mounting is in pivot two, the impeller is provided with the multiunit, and is circumference form evenly spaced apart, the impeller sets up in the cavity, pan feeding pipe fixed mounting is in the top of cavity, and pan feeding pipe and cavity intercommunication, discharging pipe fixed mounting is in the side of cavity, and discharging pipe and cavity intercommunication, the discharging pipe is provided with two, distributes in the both sides of cavity, the opening direction of discharging pipe is towards the curb plate, unloading pipe one fixed mounting is on the pan feeding pipe, and unloading pipe one communicates with the pan feeding pipe, the pan feeding mouth sets up in the bin, unloading pipe one is connected with the bin through the pan feeding mouth.
Further, the second regulation and control subassembly is including opening and shutting frame, connecting rod two, spring two, track board, connecting plate, slider, spacing wheel, supporting box, coaxial fixed mounting of supporting box is on pivot one, coaxial fixed mounting of spacing wheel is on the supporting box, slider slidable mounting is on the supporting box, the slider is connected with spacing wheel sliding, be provided with the dog that is used for preventing the slider and break away from on the spacing wheel, the slider is provided with a plurality of, and is circumference form evenly distributed at intervals, every all be provided with the spring three between slider and the supporting box, track board fixed mounting is in the below of bin, open and shut the frame slidable mounting on the track board, open and shut frame and a unloading pipe sliding connection, connecting rod two slidable mounting is on the track board, spring two cover is established on connecting rod two, the other end and the track board fixed connection of spring two, connecting plate fixed mounting is on the frame, the frame slides and sets up the intercommunication department that opens and shuts feed inlet and feed pipe down.
Further, the first sealing cover is detachably mounted on the storage box, the second sealing cover is detachably mounted at the lower end of the granulating box, the storage box and the cavity are externally connected with a heating device for keeping temperature, the water inlet pipe is externally connected with a water spraying device, the exhaust valve and the water inlet pipe are provided with a plurality of separation holes, the second sealing cover is provided with a water outlet, the water outlet is provided with a water draining valve, and the water draining valve is connected with a filtering device.
The invention also provides a method for preparing the micro-particle shot pellets by using the preparation device of the micro-particle shot pellets, which comprises the following steps:
s1, injecting molten metal into a storage box, keeping the temperature of the storage box through an external heating device after injection, and sealing the storage box through a first sealing cover;
s2, driving the regulating mechanism and the second regulating assembly to work through the driving mechanism, and opening the feed inlet to enable the feed inlet to be communicated with the first blanking pipe, wherein molten metal in the storage box flows out through the feed inlet;
s3, molten metal enters the cavity from the first blanking pipe through the feeding pipe, the molten metal is thrown out of the discharging pipe when the impeller rotates, and molten liquid drops are formed by the molten metal under the action of centrifugal force;
s4, spraying cold water towards the baffle plate through the water inlet pipe by utilizing the water spraying device, so that a water film is formed on the surface of the baffle plate, and molten liquid drops are thrown out from the discharge pipe and then collide against the water film on the surface of the baffle plate, so that the molten liquid drops become micro-liquid drops with smaller volumes under the action of impact force and steam explosion force;
s5, enabling molten metal in micro-droplets to fall into cold water in a granulating box in a granular form to be changed into pellets, and sorting the pellets with different diameters through sorting holes in a sorting plate;
s6, opening a drain valve, draining water, filtering the pellets through a filtering device, removing a second sealing cover and a sorting plate below the granulating box, taking out the cooled pellets, and thus finishing the preparation of the microparticle shot-blasting pellets.
Compared with the prior art, the invention has the beneficial effects that: (1) According to the invention, the speed of molten metal ejection can be adjusted through the cooperation of the first regulating and controlling component and the second regulating and controlling component, so that the device can be suitable for preparing different pellets, and simultaneously, when the molten metal in the storage box is reduced, the speed of molten metal ejection can be regulated and controlled through the first regulating and controlling component and the second regulating and controlling component, so that the preparation quality of the pellets is ensured; (2) The invention can seal the opening of the chute through the sealing component, thereby preventing the preparation quality of the pill from being influenced by excessive air entering; (3) According to the invention, the sealing assembly can drive the material blocking assembly to change the inclination angle, so that the device can adapt to molten metal thrown out of the discharge pipe at different speeds, the impact force is ensured, the preparation quality of the pellets is improved, meanwhile, cold water is sprayed out during impact, so that a water film is formed on the surface of the material blocking plate, and under the action of impact force and water vapor explosion force, molten liquid drops are changed into micro liquid drops with smaller volumes, and meanwhile, the molten metal is prevented from being adhered to the material blocking plate, so that the preparation quality of the pellets is improved; (4) The invention has simple structure, higher efficiency of preparing the pill and better quality of preparing the pill.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a side view of the present invention.
Fig. 4 is a top view of the present invention.
Fig. 5 is a top view of the second embodiment of the present invention.
Fig. 6 is a cross-sectional view taken along A-A in fig. 5 in accordance with the present invention.
Fig. 7 is an enlarged schematic view of the structure of fig. 6 a according to the present invention.
FIG. 8 is a schematic view of the structure of the material blocking assembly and the sealing assembly of the present invention.
Fig. 9 is an enlarged view of the structure of fig. 8B according to the present invention.
FIG. 10 is a schematic view of a seal assembly according to the present invention.
Fig. 11 is a top view III of the present invention.
Fig. 12 is a cross-sectional view taken along the direction B-B in fig. 11 in accordance with the present invention.
Fig. 13 is an enlarged view of the structure of fig. 12C according to the present invention.
Fig. 14 is an enlarged view of the structure of fig. 12D according to the present invention.
FIG. 15 is a schematic view of a first control module according to the present invention.
101-granulating a box; 102-an exhaust valve; 103-a water inlet pipe; 104-sorting plates; 201-a storage tank; 301-sealing plate; 302-a guide bar; 303-track rack; 304-mounting plates; 305-spring one; 306-motor one; 307-rotating wheel; 308-eccentric wheel assembly; 309-sealing cloth; 401-side plates; 402-striker plate; 403-angle adjustment plate; 404-sliding grooves; 405-connecting rod one; 501-a control box; 502-a first rotating shaft; 503-blanking pipe I; 504-an impeller; 505-gear one; 506-gear two; 507-motor two; 508-a stop; 509-gear three; 510-gear four; 511-a heat shield; 512-spindle two; 513-an opening and closing frame; 514-connecting rod two; 515-spring two; 516-track plate; 517-a feed inlet; 518-connecting plates; 519-a slider; 520-spring three; 521-limit wheels; 522-a support box; 523-feeding pipe; 524-discharge tube.
Detailed Description
The invention will be further described with reference to specific examples, illustrative examples and illustrations of which are provided herein to illustrate the invention, but are not to be construed as limiting the invention.
Examples: 1-15, a preparation device for micro-particle shot blasting pellets comprises a granulating box 101, wherein a storage box 201 is fixedly arranged above the granulating box 101, a first regulating and controlling component, a second regulating and controlling component and a material blocking component are arranged in the granulating box 101, the second regulating and controlling component is arranged between the first regulating and controlling component and the storage box 201, and the first regulating and controlling component and the storage box 201 are connected with the second regulating and controlling component; the lower end of the interior of the granulating box 101 is detachably provided with a sorting plate 104, the upper end of the interior of the granulating box 101 is fixedly provided with a water inlet pipe 103, and the upper end of the interior of the granulating box 101 is connected with an exhaust valve 102 through a spline; the first regulation and control subassembly includes regulation and control case 501, actuating mechanism, regulation and control case 501 fixed mounting is in pelletization case 101, and regulation and control case 501 passes sorting board 104, and actuating mechanism and regulation and control mechanism are all installed on regulation and control case 501, and regulation and control mechanism is connected with the second regulation and control subassembly, keeps off the material subassembly and is provided with two, and two keep off the material subassembly and distribute respectively in the inside both sides of pelletization case 101, all installs two seal assembly on every keeps off the material subassembly, is provided with cold water in the pelletization case 101.
The material blocking assembly comprises a side plate 401, a material blocking plate 402, an angle adjusting plate 403, a sliding groove 404 and a first connecting rod 405, wherein the side plate 401 is fixedly arranged on the side surface of the granulating box 101, the material blocking plate 402 is rotatably arranged on the side plate 401, the material blocking plate 402 is arranged inside the granulating box 101, the sliding groove 404 is arranged on the side plate 401, the angle adjusting plate 403 is slidably arranged on the sliding groove 404, the first connecting rod 405 is rotatably arranged on the material blocking plate 402, and the angle adjusting plate 403 is fixedly connected with the first connecting rod 405.
The sealing assembly comprises a sealing plate 301, a guide rod 302, a track frame 303, a mounting plate 304, a first spring 305, a first motor 306, a rotating wheel 307 and an eccentric wheel assembly 308, wherein the track frame 303 and the first motor 306 are fixedly arranged on a side plate 401, the mounting plate 304 is slidably arranged on the track frame 303, the guide rod 302 is fixedly arranged on the mounting plate 304, the sealing plate 301 is slidably arranged on the guide rod 302, the first spring 305 is sleeved on the guide rod 302, one end of the first spring 305 is fixedly connected with the mounting plate 304, the other end of the first spring 305 is fixedly connected with the sealing plate 301, the eccentric wheel assembly 308 is eccentrically arranged on an output shaft of the first motor 306, the rotating wheel 307 is coaxially and fixedly arranged on an output shaft of the first motor 306, the first arc grooves and the second arc grooves are alternately distributed, the rotating wheel 307 is connected with the first arc grooves, the eccentric wheel assembly 308 is connected with the second arc grooves, a sealing cloth 309 is arranged on the sealing plate 301, the sealing cloth 309 is arranged at the connecting position of the sliding chute 404 and the sealing plate 301, and the sealing plate 301 and the sealing cloth 309 are slidably connected with the stop plate 402.
The driving mechanism comprises a first rotating shaft 502, a first gear 505, a second gear 506, a second motor 507, a stop block 508, a third gear 509, a fourth gear 510, a heat insulation plate 511 and a second rotating shaft 512, wherein the second motor 507 and the heat insulation plate 511 are fixedly arranged in the regulating and controlling box 501, the second motor 507 is arranged below the heat insulation plate 511, a cavity is arranged above the heat insulation plate 511, the first gear 505 and the second gear 506 are coaxially and fixedly arranged on an output shaft of the second motor 507, the first rotating shaft 502 and the second rotating shaft 512 are coaxially and rotatably arranged on the regulating and controlling box 501, the stop block 508 is coaxially and fixedly arranged at the lower end of the first rotating shaft 502, the first rotating shaft 502 and the second rotating shaft 512 are coaxially and rotatably connected, the third gear 509 is coaxially and fixedly arranged on the first rotating shaft 502, the fourth gear 510 is coaxially and fixedly arranged on the second rotating shaft 512, the second gear 506 and the third gear 509 are in meshed connection, the diameter of the second gear 506 is larger than the diameter of the third gear 509, and the diameter of the fourth gear 510 is larger than the diameter of the first gear 505.
The regulating mechanism comprises a first blanking pipe 503, impellers 504, a feeding port 517, a feeding pipe 523 and a discharging pipe 524, wherein the impellers 504 are fixedly arranged on a second rotating shaft 512, the impellers 504 are provided with a plurality of groups and are uniformly distributed at intervals in a circumference shape, the impellers 504 are arranged in a cavity, the feeding pipe 523 is fixedly arranged above the cavity, the feeding pipe 523 is communicated with the cavity, the discharging pipe 524 is fixedly arranged on the side face of the cavity, the discharging pipe 524 is communicated with the cavity, two discharging pipes 524 are arranged on two sides of the cavity, the opening direction of the discharging pipe 524 faces towards the side plate 401, the first blanking pipe 503 is fixedly arranged on the feeding pipe 523, the first blanking pipe 503 is communicated with the feeding pipe 523, the feeding port 517 is arranged in the storage box 201, and the first blanking pipe 503 is connected with the storage box 201 through the feeding port 517.
The second regulating and controlling assembly comprises an opening and closing frame 513, a second connecting rod 514, a second spring 515, a track plate 516, connecting plates 518, sliding blocks 519, limiting wheels 521 and a supporting box 522, wherein the supporting box 522 is coaxially and fixedly arranged on the first rotating shaft 502, the limiting wheels 521 are coaxially and fixedly arranged on the supporting box 522, the sliding blocks 519 are slidably connected with the limiting wheels 521, the limiting wheels 521 are provided with a stop block for preventing the sliding blocks 519 from separating, the sliding blocks 519 are provided with a plurality of sliding blocks 519 and are uniformly distributed at intervals in a circumferential shape, a third spring 520 is arranged between each sliding block 519 and the supporting box 522, the track plate 516 is fixedly arranged below the storage box 201, the opening and closing frame 513 is slidably arranged on the track plate 516, the opening and closing frame 513 is slidably connected with the first blanking pipe 503, the second connecting rod 514 is slidably arranged on the track plate 516, one end of the second spring 515 is fixedly connected with the connecting rod 514, the other end of the second spring 515 is fixedly connected with the track plate 516, the connecting plates 518 are fixedly arranged on the opening and closing frame 513, and the opening and closing frame 513 is slidably arranged at the position of the blanking pipe 517.
The storage box 201 is detachably provided with a first sealing cover, the lower end of the granulating box 101 is detachably provided with a second sealing cover, the storage box 201 and the cavity are externally connected with a heating device for maintaining temperature, the water inlet pipe 103 is externally connected with a water spraying device, the exhaust valve 102 and the water inlet pipe 103 are provided with a plurality of separation holes, the separation plate 104 is provided with a water outlet, the second sealing cover is provided with a water outlet, the water outlet is provided with a water drain valve, and the water drain valve is connected with a filtering device.
The invention also provides a method for preparing the micro-particle shot pellets by using the preparation device of the micro-particle shot pellets, which comprises the following steps:
s1, injecting molten metal into a storage tank 201, maintaining the temperature of the storage tank 201 through an external heating device after injection, and sealing the storage tank 201 through a first sealing cover;
s2, driving the regulating mechanism and the second regulating component to work through the driving mechanism, and opening the feed inlet 517 to enable the feed inlet 517 to be communicated with the first blanking pipe 503, so that molten metal in the storage tank 201 flows out through the feed inlet 517;
s3, molten metal enters the cavity from the first blanking pipe 503 through the feeding pipe 523, the molten metal is thrown out from the discharging pipe 524 when the impeller 504 rotates, and molten liquid drops are formed by the molten metal under the action of centrifugal force;
s4, spraying cold water towards the striker plate 402 through the water inlet pipe 103 by utilizing a water spraying device, so that a water film is formed on the surface of the striker plate 402, and molten liquid drops are thrown out from the discharge pipe 524 and then collide against the water film on the surface of the striker plate 402, so that the molten liquid drops become micro-liquid drops with smaller volumes under the action of impact force and vapor explosion force;
s5, enabling molten metal in micro-droplets to fall into cold water in the granulating box 101 in a granular form to be changed into pellets, and sorting the pellets with different diameters through sorting holes in the sorting plate 104;
s6, opening a drain valve, draining water, filtering the pellets through a filtering device, removing a second sealing cover and a sorting plate 104 below the granulating box 101, taking out the cooled pellets, and completing the preparation of the microparticle shot.
The working principle of the invention is as follows: the molten metal is injected into the storage tank 201, the temperature in the storage tank 201 and the chamber is kept by an external heating device after injection, the storage tank 201 is sealed by a sealing cover I, cold water is sprayed towards the baffle plate 402 by a water spraying device through the water inlet pipe 103, so that a water film is formed on the surface of the baffle plate 402, the water is evaporated into water vapor due to high temperature, when the water vapor in the granulating tank 101 is excessive, the exhaust valve 102 is jacked up, and gas is discharged after the exhaust valve 102 is jacked up (similar to the exhaust of an autoclave).
The output shaft of the motor II 507 drives the gear I505 and the gear II 506 to rotate, the gear I505 drives the gear IV 510 to rotate, the gear II 506 drives the gear III 509 to rotate, the gear III 509 drives the rotating shaft I502 to rotate, the gear IV 510 drives the rotating shaft II 512 to rotate, the rotating shaft II 512 drives the impeller 504 to rotate, the rotating shaft I502 drives the supporting box 522 to rotate, the supporting box 522 drives the limiting wheel 521 to rotate, the sliding block 519 stretches out under the action of centrifugal force when the supporting box 522 rotates, the spring III 520 is stretched, the sliding block 519 stretches out and drives the opening and closing frame 513 to move through the connecting plate 518, the spring II 515 is stretched, the feed opening 517 is opened when the opening and closing frame 513 moves, so that the feed opening 517 is communicated with the blanking pipe I503, molten metal in the storage box 201 flows out from the feed opening 523, the molten metal flows into the cavity from the blanking pipe I503, the molten metal is discharged from the discharge pipe 524 when the impeller 504 rotates, and molten metal is formed into molten drops under the action of centrifugal force.
When the speed of throwing out the molten metal from the impeller 504 needs to be fast, the rotation speed of the output shaft of the motor two 507 is increased, when the rotation speed of the output shaft of the motor two 507 is fast, the extending distance of the sliding block 519 is long (the extending working principle of the sliding block 519 is referred to before), and then the moving distance of the opening and closing frame 513 is further long by driving the connecting plate 518, the communicating position of the feeding hole 517 and the discharging pipe one 503 is enlarged, the amount of the molten metal flowing out from the feeding hole 517 is increased, meanwhile, the rotation speed of the impeller 504 is fast, and when the impeller 504 rotates, the throwing out speed of the molten metal from the discharging pipe 524 is fast.
When the speed of throwing out the molten metal from the impeller 504 needs to be slow, the rotation speed of the output shaft of the motor two 507 is reduced, when the rotation speed of the output shaft of the motor two 507 is slow, the extending distance of the sliding block 519 is shortened (the extending working principle of the sliding block 519 is referred to before), and then the moving distance of the opening and closing frame 513 is shortened by driving the connecting plate 518, the communicating position between the feeding hole 517 and the blanking pipe one 503 is reduced, the amount of the molten metal flowing out from the storage box 201 is reduced, meanwhile, the rotation speed of the impeller 504 is slow, and when the impeller 504 rotates, the throwing speed of the molten metal from the discharging pipe 524 is slow.
When the speed of throwing out the molten metal from the impeller 504 changes, in order to ensure the collision angle between the molten liquid drop and the water film on the baffle plate 402, the angle of the baffle plate 402 needs to be correspondingly adjusted, the output shaft of the motor 306 drives the rotating wheel 307 and the eccentric wheel assembly 308 to rotate, the eccentric wheel assembly 308 drives the sealing plate 301 to slide on the guide rod 302 while driving the sealing plate 301 to move, the sealing plate 301 drives the mounting plate 304 to move on the track frame 303 through the guide rod 302, and the sealing plate 301 drives the sealing cloth 309 to slide on the angle adjusting plate 403 while sliding on the guide rod 302, so that the problem that the sealing cloth 309 is damaged due to friction between the sealing cloth 309 and the side plate 401 when the sealing plate 301 moves can be prevented.
When the sealing plate 301 moves, the sealing cloth 309 drives the angle adjusting plate 403 to slide in the chute 404, and the angle adjusting plate 403 drives the striker plate 402 to rotate through the first connecting rod 405, so that the angle of the striker plate 402 is adjusted to adapt to the speed of throwing out the molten metal.
Molten metal is thrown out of the discharge pipe 524 and then collides against a water film of the baffle plate 402, under the action of impact force and steam explosion force, molten liquid drops become micro-liquid drops with smaller volume, the molten metal of the micro-liquid drops falls into cold water in the granulating box 101 in the form of particles to become pellets, the pellets with different diameters are separated by the separating plate 104, the pellets with large diameters fall onto the separating plate 104, and the pellets with small diameters fall below the separating plate 104 through separating holes in the separating plate 104.
The drain valve is opened, water is discharged, the pellets are filtered through the filtering device, the second sealing cover and the sorting plate 104 below the granulating box 101 are disassembled, and the cooled pellets are taken out to finish the preparation of the microparticle shot-blasting pellets.
It should be noted that, materials of the pelletization box 101, the storage box 201, and the structures inside the pelletization box 101 are all made of high temperature resistant metals.
Claims (7)
1. The preparation device for the microparticle shot blasting particles comprises a granulating box (101), and is characterized in that a storage box (201) is fixedly arranged above the granulating box (101), a first regulating and controlling component, a second regulating and controlling component and a material blocking component are arranged in the granulating box (101), the second regulating and controlling component is arranged between the first regulating and controlling component and the storage box (201), and the first regulating and controlling component and the storage box (201) are connected with the second regulating and controlling component; the lower end of the interior of the granulating box (101) is detachably provided with a sorting plate (104), the upper end of the interior of the granulating box (101) is fixedly provided with a water inlet pipe (103), and the upper end of the interior of the granulating box (101) is connected with an exhaust valve (102) through a spline; the first regulating and controlling assembly comprises a regulating and controlling box (501), a driving mechanism and regulating and controlling mechanisms, wherein the regulating and controlling box (501) is fixedly arranged in the granulating box (101), the regulating and controlling box (501) penetrates through the sorting plate (104), the driving mechanism and the regulating and controlling mechanisms are both arranged on the regulating and controlling box (501), the regulating and controlling mechanisms are connected with the second regulating and controlling assembly, two material blocking assemblies are arranged on two sides of the inside of the granulating box (101) respectively, two sealing assemblies are arranged on each material blocking assembly, and cold water is arranged in the granulating box (101);
the driving mechanism comprises a first rotating shaft (502) and a heat insulation plate (511), the first rotating shaft (502) is coaxially and rotatably arranged on the regulating and controlling box (501), the heat insulation plate (511) is fixedly arranged in the regulating and controlling box (501), and a cavity is formed above the heat insulation plate (511); the regulating mechanism comprises a first blanking pipe (503) and a feeding pipe (523), wherein the feeding pipe (523) is fixedly arranged above the cavity, the feeding pipe (523) is communicated with the cavity, the first blanking pipe (503) is fixedly arranged on the feeding pipe (523), and the first blanking pipe (503) is communicated with the feeding pipe (523);
the second regulating component comprises an opening and closing frame (513), a second limiting wheel (514), a second spring (515), a track plate (516), a connecting plate (518), a sliding block (519), limiting wheels (521) and a supporting box (522), wherein the supporting box (522) is coaxially and fixedly arranged on a first rotating shaft (502), the limiting wheels (521) are coaxially and fixedly arranged on the supporting box (522), the sliding block (519) is slidably connected with the limiting wheels (521), a plurality of stopping blocks for preventing the sliding block (519) from separating are arranged on the limiting wheels (521), a plurality of the sliding blocks (519) are uniformly distributed at intervals in a circumference shape, a third spring (520) is arranged between each sliding block (519) and the supporting box (522), the track plate (516) is fixedly arranged below the storage box (201), the opening and closing frame (513) is slidably connected with a first blanking pipe (503), the second sliding block (516) is slidably arranged on the second spring (516) and fixedly connected with the second spring (515) through the second spring (516), the connecting plate (518) is fixedly arranged on the opening and closing frame (513), and the opening and closing frame (513) is arranged at the communication position of the feeding hole (517) and the first blanking pipe (503) in a sliding mode.
2. The apparatus for preparing the micro-particle shot-blast pellet according to claim 1, wherein the material blocking assembly comprises a side plate (401), a material blocking plate (402), an angle adjusting plate (403), a sliding groove (404) and a first connecting rod (405), wherein the side plate (401) is fixedly installed on the side surface of the grain making box (101), the material blocking plate (402) is rotatably installed on the side plate (401), the material blocking plate (402) is arranged inside the grain making box (101), the sliding groove (404) is arranged on the side plate (401), the angle adjusting plate (403) is slidably installed on the sliding groove (404), the first connecting rod (405) is rotatably installed on the material blocking plate (402), and the angle adjusting plate (403) is fixedly connected with the first connecting rod (405).
3. The apparatus of claim 2, wherein the sealing assembly comprises a sealing plate (301), a guide rod (302), a rail frame (303), a mounting plate (304), a first spring (305), a first motor (306), a rotating wheel (307) and an eccentric wheel assembly (308), wherein the rail frame (303) and the first motor (306) are fixedly arranged on a side plate (401), the mounting plate (304) is slidably arranged on the rail frame (303), the guide rod (302) is fixedly arranged on the mounting plate (304), the sealing plate (301) is slidably arranged on the guide rod (302), the first spring (305) is sleeved on the guide rod (302), one end of the first spring (305) is fixedly connected with the mounting plate (304), the other end of the first spring (305) is fixedly connected with the sealing plate (301), the eccentric wheel assembly (308) is eccentrically arranged on an output shaft of the first motor (306), the rotating wheel (307) is coaxially and fixedly arranged on an output shaft of the first motor (306), the sealing plate (301) is provided with a plurality of arc-shaped grooves (307) alternately arranged on the sealing plate (301) and the arc-shaped assembly (308), the arc-shaped grooves (309) are alternately arranged on the arc-shaped assembly and are alternately connected with the arc-shaped grooves (301), the sealing cloth (309) is arranged at the joint of the sliding groove (404) and the sealing plate (301), and the sealing plate (301) and the sealing cloth (309) are both in sliding connection with the striker plate (402).
4. A device for preparing micro-particle shot pellets as claimed in claim 3, wherein the driving mechanism further comprises a first gear (505), a second gear (506), a second motor (507), a stop block (508), a third gear (509), a fourth gear (510) and a second gear (512), wherein the second motor (507) is fixedly arranged in the regulating box (501), the second motor (507) is arranged below the heat insulation plate (511), the first gear (505) and the second gear (506) are coaxially and fixedly arranged on an output shaft of the second motor (507), the second gear (512) is coaxially and rotatably arranged on the regulating box (501), the stop block (508) is coaxially and fixedly arranged at the lower end of the first gear (502), the first gear (502) and the second gear (512) are coaxially and rotatably connected, the third gear (509) is coaxially and fixedly arranged on the first gear (502), the fourth gear (510) is coaxially and fixedly arranged on the second gear (512), the second gear (506) and the third gear (509) is coaxially and fixedly arranged on the second gear (510), and the fourth gear (509) is meshed with the fourth gear (510), and the fourth gear (510) is meshed with the first gear (510).
5. The preparation device for the micro-particle shot blasting particles according to claim 4, wherein the regulating mechanism further comprises impellers (504), a feed inlet (517) and discharge pipes (524), the impellers (504) are fixedly arranged on the rotating shaft II (512), the impellers (504) are provided with a plurality of groups and are uniformly distributed at intervals in a circumferential shape, the impellers (504) are arranged in the cavity, the discharge pipes (524) are fixedly arranged on the side face of the cavity, the discharge pipes (524) are communicated with the cavity, the discharge pipes (524) are arranged at two sides of the cavity and distributed on the two sides of the cavity, the opening direction of the discharge pipes (524) faces the side plate (401), the feed inlet (517) is arranged in the storage box (201), and the first discharge pipe (503) is connected with the storage box (201) through the feed inlet (517).
6. The preparation device for the micro-particle shot pellets according to claim 5, wherein a first sealing cover is detachably arranged on the storage box (201), a second sealing cover is detachably arranged at the lower end of the granulating box (101), heating devices for maintaining temperature are externally connected to the storage box (201) and the cavity, water spraying devices are externally connected to the water inlet pipe (103), a plurality of exhaust valves (102) and the water inlet pipe (103) are arranged, a plurality of sorting holes are formed in the sorting plate (104), a water outlet is formed in the second sealing cover, a water draining valve is arranged at the water outlet, and the water draining valve is connected with a filtering device.
7. A method for producing a fine particle shot using a production apparatus for a fine particle shot as defined in claim 6, comprising the steps of:
s1, injecting molten metal into a storage box (201), maintaining the temperature of the storage box (201) through an external heating device after injection, and sealing the storage box (201) through a first sealing cover;
s2, driving a regulating mechanism and a second regulating component to work through a driving mechanism, and opening a feed inlet (517) to enable the feed inlet (517) to be communicated with a first blanking pipe (503), wherein molten metal in a storage tank (201) flows out through the feed inlet (517);
s3, molten metal enters the cavity from the first blanking pipe (503) through the feeding pipe (523), the molten metal is thrown out of the discharging pipe (524) when the impeller (504) rotates, and molten metal forms molten liquid drops under the action of centrifugal force;
s4, spraying cold water towards the baffle plate (402) through the water inlet pipe (103) by utilizing the water spraying device, so that a water film is formed on the surface of the baffle plate (402), and molten liquid drops are thrown out from the discharge pipe (524) and then collide with the water film on the surface of the baffle plate (402), so that the molten liquid drops become micro-liquid drops with smaller volumes under the action of impact force and water vapor explosion force;
s5, enabling molten metal in micro-droplets to fall into cold water in a granulating box (101) in a granular form to be changed into pellets, and sorting the pellets with different diameters through sorting holes in a sorting plate (104);
s6, opening a drain valve, draining water, filtering the pellets through a filtering device, removing a second sealing cover and a sorting plate (104) below the granulating box (101), taking out the cooled pellets, and completing the preparation of the microparticle shot pellets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202410013993.XA CN117505865B (en) | 2024-01-05 | 2024-01-05 | Preparation device and preparation method for microparticle shot blasting particles |
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| CN202410013993.XA CN117505865B (en) | 2024-01-05 | 2024-01-05 | Preparation device and preparation method for microparticle shot blasting particles |
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| CN117505865B true CN117505865B (en) | 2024-03-08 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6666258B1 (en) * | 2000-06-30 | 2003-12-23 | Takata Corporation | Method and apparatus for supplying melted material for injection molding |
| CN105050756A (en) * | 2013-03-27 | 2015-11-11 | 新东工业株式会社 | Method and device for manufacturing shot particles |
| CN109454565A (en) * | 2018-10-30 | 2019-03-12 | 吴敏 | A kind of peener for the processing of mechanical cast(ing) surface |
| CN111118271A (en) * | 2020-01-07 | 2020-05-08 | 王悦 | Numerical control shot blasting machine |
| CN111546243A (en) * | 2020-05-27 | 2020-08-18 | 福州市长乐区斯亚特科技有限公司 | Shot blasting mechanism with screening and cleaning functions |
-
2024
- 2024-01-05 CN CN202410013993.XA patent/CN117505865B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6666258B1 (en) * | 2000-06-30 | 2003-12-23 | Takata Corporation | Method and apparatus for supplying melted material for injection molding |
| CN105050756A (en) * | 2013-03-27 | 2015-11-11 | 新东工业株式会社 | Method and device for manufacturing shot particles |
| CN109454565A (en) * | 2018-10-30 | 2019-03-12 | 吴敏 | A kind of peener for the processing of mechanical cast(ing) surface |
| CN111118271A (en) * | 2020-01-07 | 2020-05-08 | 王悦 | Numerical control shot blasting machine |
| CN111546243A (en) * | 2020-05-27 | 2020-08-18 | 福州市长乐区斯亚特科技有限公司 | Shot blasting mechanism with screening and cleaning functions |
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| Publication number | Publication date |
|---|---|
| CN117505865A (en) | 2024-02-06 |
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